Alipay

<soapenv:Envelope 
  xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" 
  xmlns:etp="https://www.mpay24.com/soap/etp/1.5/ETP.wsdl"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:type="AcceptPayment">
    <soapenv:Header/>
    <soapenv:Body>
        <etp:AcceptPayment>
            <merchantID>90000</merchantID>
            <tid>1234</tid>
            <pType>ALIPAY</pType>
            <payment xsi:type="etp:PaymentALIPAY">
                <amount>1000</amount>
                <currency>EUR</currency>
            </payment>
            <successURL>https://www.yourdomain.at/succ.php</successURL>
            <errorURL>https://www.yourdomain.at/err.php</errorURL>
            <confirmationURL>https://www.yourdomain.at/confirmation.php</confirmationURL>
        </etp:AcceptPayment>
    </soapenv:Body>
</soapenv:Envelope>

<SOAP-ENV:Envelope
  xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/"
  xmlns:SOAP-ENC="http://schemas.xmlsoap.org/soap/encoding/"
  xmlns:etp="https://www.mpay24.com/soap/etp/1.5/ETP.wsdl">
  <SOAP-ENV:Body>
   <SOAP-ENV:Body>
      <etp:AcceptPaymentResponse>
         <status>OK</status>
         <returnCode>REDIRECT</returnCode>
         <mpayTID>5899636</mpayTID>
         <location>https://test.mpay24.com/app/bin/checkout/proxy/cb84bb82bca0d6f51e534df412c5ff42</location>
      </etp:AcceptPaymentResponse>
   </SOAP-ENV:Body>
</SOAP-ENV:Envelope>